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Diffstat (limited to 'node_modules/babel-plugin-minify-replace')
| -rw-r--r-- | node_modules/babel-plugin-minify-replace/LICENSE | 22 | ||||
| -rw-r--r-- | node_modules/babel-plugin-minify-replace/README.md | 91 | ||||
| -rw-r--r-- | node_modules/babel-plugin-minify-replace/lib/index.js | 100 | ||||
| -rw-r--r-- | node_modules/babel-plugin-minify-replace/package.json | 15 |
4 files changed, 228 insertions, 0 deletions
diff --git a/node_modules/babel-plugin-minify-replace/LICENSE b/node_modules/babel-plugin-minify-replace/LICENSE new file mode 100644 index 00000000..f9f0a7f3 --- /dev/null +++ b/node_modules/babel-plugin-minify-replace/LICENSE @@ -0,0 +1,22 @@ +Copyright (c) 2015-2016 Amjad Masad <amjad.masad@gmail.com> + +MIT License + +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice shall be +included in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. diff --git a/node_modules/babel-plugin-minify-replace/README.md b/node_modules/babel-plugin-minify-replace/README.md new file mode 100644 index 00000000..1f7cfbbf --- /dev/null +++ b/node_modules/babel-plugin-minify-replace/README.md @@ -0,0 +1,91 @@ +# babel-plugin-minify-replace + +Configurable "search and replace" plugin. Replaces matching nodes in the tree with a given replacement node. For example you can replace `process.NODE_ENV` with `"production"`. + +## Example + +**Options** + +```javascript +[ + { + identifierName: "__DEV__", + replacement: { + type: "numericLiteral", + value: 0, + }, + }, +] +``` + +**In** + +```javascript +if (!__DEV__) { + foo(); +} +if (a.__DEV__) { + foo(); +} +``` + +**Out** + +```javascript +if (!0) { + foo(); +} +if (a.__DEV__) { + foo(); +} +``` + +## Installation + +```sh +npm install babel-plugin-minify-replace --save-dev +``` + +## Usage + +### Via `.babelrc` (Recommended) + +**.babelrc** + +```json +// without options +{ + "plugins": ["minify-replace"] +} +``` + +```json +// with options +{ + "plugins": [ + ["minify-replace", { + "replacements": [{ + "identifierName": "__DEV__", + "replacement": { + "type": "booleanLiteral", + "value": true + } + }] + }] + ] +} +``` + +### Via CLI + +```sh +babel --plugins minify-replace script.js +``` + +### Via Node API + +```javascript +require("@babel/core").transform("code", { + plugins: ["minify-replace"] +}); +``` diff --git a/node_modules/babel-plugin-minify-replace/lib/index.js b/node_modules/babel-plugin-minify-replace/lib/index.js new file mode 100644 index 00000000..afc88a25 --- /dev/null +++ b/node_modules/babel-plugin-minify-replace/lib/index.js @@ -0,0 +1,100 @@ +"use strict"; + +module.exports = ({ + types: t +}) => { + const NO_MEMBER = Symbol("no member"); + const replaceVisitor = { + ReferencedIdentifier(path) { + const _path = path, + node = _path.node; + const optionsMap = this.replacements[node.name]; + + if (!optionsMap) { + return; + } + + let options; + + if (path.parentPath.isMemberExpression({ + object: node + })) { + const property = path.parent.property; + const key = t.isIdentifier(property) && property.name; + + if (typeof key === "string") { + options = optionsMap[key]; + path = path.parentPath; + } + } + + if (!options) { + options = optionsMap[NO_MEMBER]; + } + + if (!options) { + return; + } + + path.replaceWith(options.node); + } + + }; + return { + name: "minify-replace", + visitor: { + Program(path) { + /** + Replacements is an array of objects like this: + { + identifierName: 'console', + member: 'log', // optional + replacement: { + type: 'identifier', + value: '', + }, + } + **/ + if (!this.opts.replacements) { + // No replacements. Bail. + return; + } + + const map = Object.create(null); + this.opts.replacements.forEach(({ + identifierName, + replacement, + member + }) => { + if (path.scope.globals[identifierName]) { + // Convert to a node, we only allow identifiers and literals as replacements + if (!replacement.type.match(/literal|identifier/i)) { + throw new Error("Only literals and identifier are supported as replacements"); + } + + const node = t[replacement.type](replacement.value); + const options = { + identifierName, + node, + member + }; + + if (!map[identifierName]) { + map[identifierName] = {}; + } + + if (member && map[identifierName][member]) { + throw new Error(`Replacement collision ${identifierName}.${member}`); + } + + map[identifierName][member || NO_MEMBER] = options; + } + }); + path.traverse(replaceVisitor, { + replacements: map + }); + } + + } + }; +};
\ No newline at end of file diff --git a/node_modules/babel-plugin-minify-replace/package.json b/node_modules/babel-plugin-minify-replace/package.json new file mode 100644 index 00000000..6b02ebc4 --- /dev/null +++ b/node_modules/babel-plugin-minify-replace/package.json @@ -0,0 +1,15 @@ +{ + "name": "babel-plugin-minify-replace", + "version": "0.5.0", + "description": "", + "keywords": [ + "babel-plugin" + ], + "homepage": "https://github.com/babel/minify#readme", + "bugs": "https://github.com/babel/minify/issues", + "license": "MIT", + "author": "amasad", + "main": "lib/index.js", + "repository": "https://github.com/babel/minify/tree/master/packages/babel-plugin-minify-replace", + "gitHead": "4de390008da4a486b37819109d2021a0957ad405" +} |